Ignition 2.0 Upholstered Mid-back Task Chair, Supports Up To 300 Lb, 17" To 22" Seat Height, Pear Seat-back, Black BaseChoose one of four synchro tilt control types for a natural recline. Adjustable arms put a little extra support right where needed. Upholstered back provides excellent support and a sleek look. Tilt tension controls the rate and ease of recline. Upright tilt lock secures the chair in the many upright positions. 360 degree swivel provides freedom of movement in any direction.